Top 10 Mailboxes for Outside – Post-Mount Mailboxes

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1. Mail Boss

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Mail Boss 7506 Mail Manager Curbside Locking Security Mailbox, Black,Large

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Mail Boss #ad - Patented: includes patented anti-pry latch lock mechanism to prevent leveraged entry with a screwdriver & high security anti-drill, anti-pick 12-disc wafer lock.

Quality: 14- and 16-gauge galvanized welded steel construction defends against vandalism. Usps approved full-service residential locking security mailbox prevents mail-identity theft; Stainless steel hinges for ease of use. Security: innovative baffle door accepts small parcels, packages, and a box of checks and also deters fishing. Does not include or require Mounting Plate. Accessories: includes concealed outgoing mail clip, 3 keys, and required installation hardware.
BrandMail Boss #ad
ManufacturerMail Boss #ad
Height11 Inches
Length21 Inches
Weight22 Pounds
Width10 Inches
Part Number7506
Model7506
WarrantyLimited Lifetime

2. Gibraltar Mailboxes

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Mailbox Post, Gibraltar Mailboxes Landover Aluminum Black, LP000B00

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Gibraltar Mailboxes #ad - Mailbox and 4×4 wooden post are sold separately. Supports up to 60 lbs. Evenly distributed. Powder-coated glossy finish protects against weathering. Adds curb appeal and complements any residence. Mounting and installation hardware is included. Premium post is constructed from durable, aluminum. Match with any gibraltar Mailboxes with the designation letter code A, B, or C. Conveniently installs over an existing 4×4 wooden post. Some assembly is required.
BrandGibraltar Mailboxes #ad
ManufacturerSolar Group, Inc. #ad
Height56.4 Inches
Length21.4 Inches
Weight12 Pounds
Width6 Inches
Part NumberLP000B00
ModelLP000B00

3. Step2

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Spruce, Step2 540200 MailMaster Plus Mailbox

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Step2 #ad - Convenient newspaper holder keeps papers clean and dry. Includes address numbers, mounting hardware, and post cover. Front and rear access to interior compartments. Mounts easily to 4 x 4 post not included. Heavy-duty poly construction.
BrandStep2 #ad
ManufacturerStep 2 #ad
Height51 Inches
Length23.25 Inches
Width12.5 Inches
Part Number540200
Model540200
Warranty1 year

4. River's Edge Products

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REP Giant Lure Mailbox Bass Exclusive Color

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River's Edge Products #ad - Fish mailbox with uv protection Against Fading and Tamper Proof Mounting Hardware. Comes complete with tamper proof mounting hardware. Perfect mailbox for any outdoor or fishing enthusiast. Designed to fit on a standard 2"X4" or 4"X4" post. Our unique and improved UV protection prevents fading.
BrandRiver's Edge Products #ad
ManufacturerRivers Edge #ad
Height10 Inches
Length32 Inches
Weight1 Pounds
Width12 Inches
Part Number051
Model051
WarrantySee manufacturer

5. Gibraltar Mailboxes

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Gibraltar Mailboxes Whitley 4x4 Rust-Proof Plastic White, Cross-Arm Mailbox Post, WP000W01

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Gibraltar Mailboxes #ad - Installs easily over the gibraltar 4x4 Easy-Install Anchor Post Kit - APK00000 Compatible with all m and l capacity gibraltar Post-Mount Mailboxes like the E1100W00 and E1600W00 Heavy-duty plastic construction provides durability and protection against weathering. Made in the USA. All mounting hardware included.
BrandGibraltar Mailboxes #ad
ManufacturerSOLAR GROUP #ad
Height7.63 Inches
Length51 Inches
Weight6.3 Pounds
Width4.25 Inches
Part NumberWP000W01
ModelWP000W01
Warranty90 days

6. Whitehall

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Whitehall Products Balmoral Mailbox, Bronze

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Whitehall #ad - The balmoral mailbox is 3 times larger than a standard mailbox. Makes a great first impression, enhancing the curb appeal and value of your home. Manufactured from die cast, high-density aluminum alloy. Alumi-shield all weather coating: a whitehall exclusive. Magazines lay flat in the generous interior. Approved by postmaster general.
BrandWhitehall #ad
ManufacturerWhitehall Products #ad
Height21.25 Inches
Length13.63 Inches
Weight16 Pounds
Width13 Inches
Part Number16229
Model16229
Warranty1-year.

7. River's Edge Products

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REP Giant Bass Mailbox Exclusive Color 35 In. Long

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River's Edge Products #ad - Perfect for any fishing enthusiast. Designed to fit on a standard 2" by 4" or 4" by 4" post. Comes complete with tamper proof mounting hardware. Unique uV protection prevents fading.
BrandRiver's Edge Products #ad
ManufacturerRivers Edge #ad
Height17 Inches
Length40 Inches
Weight14 Pounds
Width11 Inches
Part Number055
Model055
WarrantyContact manufacturer

8. Mail Boss

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43 x 4 x 4 inches, for Use with Mailbox, Black In-Ground Mounting Post, Mail Boss 7121

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Mail Boss #ad - Can be used with a wooden post for deep in-ground installations. Post made of heavy-duty 10- and 14-gauge electrogalvanized steel. Features durable powder-coated finish. Accepts all mail Boss brand Locking Security Mailboxes. Includes 4 mounting bolts and clear instructions.
BrandMail Boss #ad
ManufacturerMail Boss #ad
Height25 Inches
Length5.37 Inches
Weight0.01 Pounds
Width14.43 Inches
Part Number7121
Model7121
WarrantyLimited Lifetime Warranty Against Manufacturer Defects

9. Mayne

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Mayne 580B00100 Newport Plus Mail Post Only, White

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Mayne #ad - Small mailbox recommended. 15 year warranty – residential application, 5 Year Warranty – Commercial Application. Material:Vinyl. Best suited for light weight mailboxes weighing less than 7lbs, top inset panel on the post measures 1. 9in w x 25. 5in H. Product ships in 2 boxes standard post MP5802W / arm plus MP5818W. Includes decorative post and mailbox support arm - Note: 4x4 wood post, mailbox, and mailbox mounting hardware NOT included. Mayne plastic mail posts are made from high quality 100% polyethylene with built in UV inhibitors for long lasting protection from the elements.
BrandMayne #ad
ManufacturerMayne #ad
Height56 Inches
Length25 Inches
Weight9.92 Pounds
Width8 Inches
Part Number5813-W
Model580B00000
Warranty15 year limited warranty against fading, yellow, & cracking

10. Whitehall

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Green, Whitehall Products Capital Mailbox

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Whitehall #ad - Approved by postmaster general. Magazines lay flat in the generous interior. Alumi-shield all weather coating: a whitehall exclusive. The capitol mailbox is 20Percent larger than a standard mailbox. Manufactured from die cast, high-density aluminum alloy. Makes a great first impression, enhancing the curb appeal and value of your home.
BrandWhitehall #ad
ManufacturerWhitehall Products #ad
Height20.38 Inches
Length9.63 Inches
Weight12 Pounds
Width13 Inches
Part Number16060
Model16060
Warranty1-year.